34 lines
712 B
C
34 lines
712 B
C
//--------------------------------------------------//
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//- rotate fields
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//--------------------------------------------------//
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{
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Info << "Rotating fields" << endl;
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volTensorField F = I + gradDU;
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U += DU;
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epsilon += DEpsilon;
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sigma += DSigma;
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volTensorField Finv = inv(F);
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volScalarField J = det(F);
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if(min(J.internalField()) < 0)
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{
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FatalErrorIn(args.executable())
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<< "Negative Jacobian -> cell negative volumes!!!"
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<< exit(FatalError);
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}
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rho = rho/J;
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n = mesh.Sf()/mesh.magSf();
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//epsilon = symm(Finv & epsilon & Finv.T());
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epsilon = transform(Finv, epsilon);
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//sigma = 1/J * symm(F.T() & sigma & F);
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sigma = (1/J)*transform(F.T(), sigma);
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}
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